Cheapest return flights from Washington to Oslo in January from 399€

AirHint found the following cheapest return flights from Washington (IAD) to Oslo (OSL) in January 2026 (see full year).

Return flights

22 Jan - 29 Jan TAP
29 Jan - 02 Feb TAP
19 Jan - 26 Jan Air France
23 Jan - 30 Jan Air France
25 Jan - 01 Feb Air France
26 Jan - 02 Feb Air France
27 Jan - 03 Feb Air France
28 Jan - 04 Feb Air France
29 Jan - 05 Feb Air France
20 Jan - 27 Jan Air France
24 Jan - 31 Jan KLM
31 Jan - 07 Feb KLM
30 Jan - 06 Feb KLM

Also check the deals for one-way flights from Washington to Oslo in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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